Merge pull request #1888 from u2mejc/u2mejc-issue1886

Remove brocken symlinks when using copyfiles

Makefile

@@ -56,6 +56,7 @@ copyfiles:
 		rm -rf ${PLUGINS_PATH}/$$plugin && \
 		cp -R plugins/$$plugin ${CORE_PLUGINS_PATH}/available && \
 		ln -s ${CORE_PLUGINS_PATH}/available/$$plugin ${PLUGINS_PATH}/available; \
+		find /var/lib/dokku/ -xtype l -delete;\
 		PLUGIN_PATH=${CORE_PLUGINS_PATH} plugn enable $$plugin ;\
 		PLUGIN_PATH=${PLUGINS_PATH} plugn enable $$plugin ;\
 		done